4744634556728 has 32 divisors (see below), whose sum is σ = 9705120453360. Its totient is φ = 2156610708480.

The previous prime is 4744634556721. The next prime is 4744634556733. The reversal of 4744634556728 is 8276554364474.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4744634556721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4356926 + ... + 5335922.

Almost surely, 2^{4744634556728} is an apocalyptic number.

It is an amenable number.

4744634556728 is an abundant number, since it is smaller than the sum of its proper divisors (4960485896632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4744634556728 is a wasteful number, since it uses less digits than its factorization.

4744634556728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1034087 (or 1034083 counting only the distinct ones).

The product of its digits is 541900800, while the sum is 65.

The spelling of 4744634556728 in words is "four trillion, seven hundred forty-four billion, six hundred thirty-four million, five hundred fifty-six thousand, seven hundred twenty-eight".